CL2014000022A1 - Membrane separation method comprising supplying water to be treated to a membrane separation apparatus and intermittently adding a chlorine agent containing a sulfamic compound, wherein the period without addition is 6-120 hours and with addition is 0, 5-40 hours, and the concentration of the chlorine agent is 0.5-20 mg / l. - Google Patents
Membrane separation method comprising supplying water to be treated to a membrane separation apparatus and intermittently adding a chlorine agent containing a sulfamic compound, wherein the period without addition is 6-120 hours and with addition is 0, 5-40 hours, and the concentration of the chlorine agent is 0.5-20 mg / l.Info
- Publication number
- CL2014000022A1 CL2014000022A1 CL2014000022A CL2014000022A CL2014000022A1 CL 2014000022 A1 CL2014000022 A1 CL 2014000022A1 CL 2014000022 A CL2014000022 A CL 2014000022A CL 2014000022 A CL2014000022 A CL 2014000022A CL 2014000022 A1 CL2014000022 A1 CL 2014000022A1
- Authority
- CL
- Chile
- Prior art keywords
- hours
- addition
- membrane separation
- chlorine agent
- treated
- Prior art date
Links
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 title 2
- 239000003795 chemical substances by application Substances 0.000 title 2
- 229910052801 chlorine Inorganic materials 0.000 title 2
- 239000000460 chlorine Substances 0.000 title 2
- 239000012528 membrane Substances 0.000 title 2
- 238000000926 separation method Methods 0.000 title 2
- 150000001875 compounds Chemical class 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/04—Feed pretreatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/08—Prevention of membrane fouling or of concentration polarisation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/04—Specific process operations in the feed stream; Feed pretreatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/12—Addition of chemical agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/16—Use of chemical agents
- B01D2321/162—Use of acids
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/29—Chlorine compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/44—Time
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/20—Prevention of biofouling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011150398 | 2011-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2014000022A1 true CL2014000022A1 (en) | 2014-06-13 |
Family
ID=47437133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2014000022A CL2014000022A1 (en) | 2011-07-06 | 2014-01-06 | Membrane separation method comprising supplying water to be treated to a membrane separation apparatus and intermittently adding a chlorine agent containing a sulfamic compound, wherein the period without addition is 6-120 hours and with addition is 0, 5-40 hours, and the concentration of the chlorine agent is 0.5-20 mg / l. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US9458034B2 (en) |
| JP (1) | JP5672383B2 (en) |
| KR (1) | KR101811726B1 (en) |
| CN (1) | CN103648985B (en) |
| AU (1) | AU2012278599C1 (en) |
| BR (1) | BR112014000124B1 (en) |
| CL (1) | CL2014000022A1 (en) |
| TW (1) | TWI537046B (en) |
| WO (1) | WO2013005787A1 (en) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6136750B2 (en) * | 2013-08-20 | 2017-05-31 | 三浦工業株式会社 | Water treatment system |
| MY176582A (en) * | 2014-05-08 | 2020-08-17 | Organo Corp | Filtration treatment system and filtration treatment method |
| JP5910696B1 (en) * | 2014-10-06 | 2016-04-27 | 栗田工業株式会社 | Reverse osmosis membrane cleaning agent, cleaning liquid, and cleaning method |
| CN107108277B (en) * | 2014-12-25 | 2020-12-15 | 奥加诺株式会社 | Viscosity Inhibition Method for Separation Membranes |
| JP5967337B1 (en) * | 2015-03-31 | 2016-08-10 | 栗田工業株式会社 | Method of operating reverse osmosis membrane treatment system and reverse osmosis membrane treatment system |
| EP3279151A4 (en) * | 2015-03-31 | 2018-12-12 | Kurita Water Industries Ltd. | Reverse osmosis membrane treatment system operation method and reverse osmosis membrane treatment system |
| KR102132462B1 (en) * | 2016-02-18 | 2020-08-05 | 오르가노 코포레이션 | Water treatment system and water treatment method using reverse osmosis membrane |
| JP6299796B2 (en) * | 2016-03-29 | 2018-03-28 | 栗田工業株式会社 | Seawater desalination method and seawater desalination facility |
| JP6823401B2 (en) * | 2016-08-23 | 2021-02-03 | オルガノ株式会社 | Method for treating water containing low molecular weight organic substances and method for modifying reverse osmosis membranes |
| WO2018084061A1 (en) * | 2016-11-07 | 2018-05-11 | オルガノ株式会社 | Reverse osmosis membrane treatment method and reverse osmosis membrane treatment system |
| CN110248723B (en) * | 2017-03-15 | 2020-09-11 | 栗田工业株式会社 | Cleaning liquid for water contact member, cleaning agent and cleaning method |
| KR102494388B1 (en) * | 2018-04-26 | 2023-02-06 | 쿠리타 고교 가부시키가이샤 | Reverse osmosis membrane treatment method, water-based biofouling inhibition method and apparatus therefor |
| KR101949696B1 (en) | 2018-07-19 | 2019-02-19 | 두산중공업 주식회사 | Cleaning agent for continuous removing biofilm of reverse osmosis membrane |
| WO2020136963A1 (en) * | 2018-12-27 | 2020-07-02 | オルガノ株式会社 | Sterilization method for water system, method of removing nitrosamine compound from water system and drinking water production method |
| US20220097007A1 (en) | 2019-01-28 | 2022-03-31 | Kurita Water Industries Ltd. | Chemical dosing control method |
| JP6843329B2 (en) * | 2019-02-25 | 2021-03-17 | 株式会社片山化学工業研究所 | How to prevent adhesion damage of marine organisms in seawater cooling water system |
| JP7220112B2 (en) | 2019-03-29 | 2023-02-09 | 栗田工業株式会社 | Membrane separation method |
| IT201900010644A1 (en) * | 2019-07-02 | 2021-01-02 | Marco Zanchi | WATER PURIFICATION PLANT |
| JP7243746B2 (en) * | 2021-01-20 | 2023-03-22 | 栗田工業株式会社 | Membrane separation method |
| CN118339112A (en) * | 2021-12-20 | 2024-07-12 | 栗田工业株式会社 | Method for inhibiting microbial contamination of water system |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3558503A (en) * | 1968-07-22 | 1971-01-26 | Dow Chemical Co | Stable bromo-sulfamate composition |
| JPH0787914B2 (en) | 1991-08-08 | 1995-09-27 | 栗田工業株式会社 | Membrane separation method |
| JPH0938648A (en) * | 1995-08-02 | 1997-02-10 | Japan Organo Co Ltd | Treatment of blow water of power plant |
| JP2000042544A (en) * | 1998-07-31 | 2000-02-15 | Toyobo Co Ltd | Pretreatment for desalination by reverse osmosis membrane method |
| JP2002320968A (en) * | 2001-04-27 | 2002-11-05 | Japan Organo Co Ltd | Membrane separation method |
| JP3915560B2 (en) * | 2002-03-14 | 2007-05-16 | 栗田工業株式会社 | Slime remover, slime remover composition and slime peel method |
| AU2003268467A1 (en) * | 2002-09-04 | 2004-03-29 | Biolab, Inc. | Disinfection of reverse osmosis membrane |
| JP2006263510A (en) * | 2005-03-22 | 2006-10-05 | Kurita Water Ind Ltd | Anti-slime agent for membrane separation and membrane separation method |
| US20070034570A1 (en) * | 2005-08-11 | 2007-02-15 | Dimascio Felice | Biofilm reduction in pressure driven membrane-based water treatment systems |
| JP4685722B2 (en) * | 2006-07-05 | 2011-05-18 | ソマール株式会社 | How to add slime control agent |
| JP2010201312A (en) | 2009-03-02 | 2010-09-16 | Kurita Water Ind Ltd | Membrane separation method |
| KR101653230B1 (en) | 2010-03-31 | 2016-09-01 | 쿠리타 고교 가부시키가이샤 | Combined chlorine agent, and manufacturing method and method of use for same |
-
2012
- 2012-07-04 TW TW101124049A patent/TWI537046B/en active
- 2012-07-05 BR BR112014000124-3A patent/BR112014000124B1/en active IP Right Grant
- 2012-07-05 CN CN201280033137.6A patent/CN103648985B/en active Active
- 2012-07-05 KR KR1020147002436A patent/KR101811726B1/en active Active
- 2012-07-05 US US14/127,997 patent/US9458034B2/en active Active
- 2012-07-05 JP JP2013523042A patent/JP5672383B2/en active Active
- 2012-07-05 AU AU2012278599A patent/AU2012278599C1/en active Active
- 2012-07-05 WO PCT/JP2012/067155 patent/WO2013005787A1/en not_active Ceased
-
2014
- 2014-01-06 CL CL2014000022A patent/CL2014000022A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| TW201302290A (en) | 2013-01-16 |
| BR112014000124A2 (en) | 2017-02-14 |
| AU2012278599A1 (en) | 2014-01-16 |
| JPWO2013005787A1 (en) | 2015-02-23 |
| CN103648985A (en) | 2014-03-19 |
| KR20140047101A (en) | 2014-04-21 |
| WO2013005787A1 (en) | 2013-01-10 |
| AU2012278599B2 (en) | 2016-10-06 |
| JP5672383B2 (en) | 2015-02-18 |
| CN103648985B (en) | 2016-05-18 |
| BR112014000124B1 (en) | 2020-06-02 |
| US9458034B2 (en) | 2016-10-04 |
| KR101811726B1 (en) | 2017-12-22 |
| AU2012278599C1 (en) | 2019-12-05 |
| US20140124442A1 (en) | 2014-05-08 |
| TWI537046B (en) | 2016-06-11 |
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